Accounting Manager (Brussels)

Forvis Mazars in Belgium; Brussel Hoofdstad; On-site; EUR 90,000 - 125,000; Full time

Benefits offered by this job

Flexible working arrangements

Modern Brussels workplace

Company car or mobility budget

Bonus opportunities

Comprehensive benefits

Job summary

Forvis Mazars in Belgium is seeking an Accounting & Tax Manager to lead a portfolio of national and international clients, delivering high-quality accounting and tax services. You will manage a team, advise clients, and drive growth while leveraging your strong technical expertise and language skills in Dutch/ French and English.

Brussels-based role with flexible working and competitive compensation. Join a renowned professional services network and help shape strategic outcomes for clients and

Qualifications

• 6–10 years of accounting and tax advisory experience managing complex client portfolios.
• Proven experience leading, coaching, and developing professional teams.
• Strong technical expertise in accounting, taxation, and financial reporting.
• Excellent relationship management and stakeholder engagement skills.
• Commercial mindset with ability to identify advisory and growth opportunities.
• Fluency in Dutch and/or French and English.

Responsibilities

• Lead client engagements across accounting, tax and compliance from planning through completion.
• Own key client relationships as the primary strategic adviser.
• Drive strategic advisory services to identify opportunities and manage risks.
• Coach and develop a team of accountants.
• Review complex accounting files, tax returns and financial statements.
• Support business growth and cross-sell services to clients.
• Shape operational excellence by improving processes and leveraging technology.

Skills

Client portfolio management

Team leadership

Accounting & Tax expertise

Stakeholder management

Advisory mindset

Dutch/French/English languages

Education

ITAA certification

Job description

Forvis Mazars is a leader in audit, tax and advisory services, operating worldwide across 100+ countries and territories. Join our 40,000+ strong team to grow your career through global opportunities, diverse projects and continuous learning. Belong to a supportive environment where your unique perspective is valued and success comes from working together. Impact with your bold ideas and help drive us forward.

In this leadership role, you will oversee complex accounting and tax engagements, act as a trusted advisor to key clients, and drive the quality and growth of our accounting practice. You will combine technical excellence with strong people leadership, guiding a team of accountants while helping clients make informed financial and strategic decisions.

Your Role: Leadership, Client Ownership and Strategic Impact

As an Accounting & Tax Manager, you will take ownership of a client portfolio, lead a team of professionals, and ensure the successful delivery of accounting and tax services. You will serve as a strategic partner to clients, helping them navigate increasingly complex financial, tax, and business challenges while contributing to the continued growth of our practice.

What will you do?

• Lead Client Engagements: Oversee complex accounting, tax, and compliance projects from planning through completion, ensuring exceptional service quality.
• Own Key Client Relationships: Act as the primary point of contact for strategic clients, building long-term partnerships and providing trusted business advice.
• Drive Strategic Advisory Services: Go beyond compliance by helping clients identify opportunities, manage risks, and support business growth.
• Manage and Develop Talent: Coach, mentor, and develop a team of accountants, supporting both their technical and professional growth.
• Ensure Technical Excellence: Review complex accounting files, tax returns, financial statements, and advisory deliverables while maintaining the highest quality standards.
• Contribute to Business Growth: Identify opportunities within existing client relationships, support business development initiatives, and strengthen our market presence.
• Shape Operational Excellence: Improve processes, implement best practices, and leverage technology to enhance efficiency and client experience.

About You

• Minimum 6-10 years of experience in accounting and tax advisory, including managing complex client portfolios.
• Proven experience leading, coaching, and developing professional teams.
• Strong technical expertise in accounting, taxation, and financial reporting.
• Excellent relationship management and stakeholder engagement skills.
• Commercial mindset with the ability to identify advisory and growth opportunities.
• Strong communication skills in Dutch and/or French, and English.
• ITAA certification is highly valued.
• A proactive leader who combines strategic thinking with a hands-on approach.

What We Offer

• A senior leadership role with significant autonomy and decision-making authority.
• The opportunity to manage a diverse portfolio of ambitious national and international clients.
• A clear pathway toward Senior Manager, Director, or Partner-level responsibilities.
• Continuous professional development and leadership training.
• A collaborative culture where expertise, entrepreneurship, and innovation are encouraged.
• Flexible working arrangements and a modern workplace in Brussels.
• A highly competitive compensation package, including company car or mobility budget, bonus opportunities, and comprehensive benefits.
• The opportunity to make a lasting impact on clients, colleagues, and the future growth of the firm.

Ready to Lead?

Join us as an Accounting & Tax Manager and play a key role in shaping the success of our clients, developing future talent, and driving the growth of our organization. Here, your expertise is trusted, your leadership is valued, and your impact is visible every day.

Company Description

Forvis Mazars Group SC is an independent member of Forvis Mazars Global, a leading global professional services network.

Operating as an internationally integrated partnership in over 100 countries and territories, Forvis Mazars Group specialises in audit, tax and advisory services.